SecurityError: Failed ro read "cssRules" property from "CSSStyleSheet"

asked Sep 30, 2019 by rsthomas (320 points)
This error is showing up when opening a site on Android devices:
     SecurityError: Failed to read "cssRules" property from "CSSStyleSheet": Cannot access rules

Fortunately, pressing the OK button continues to open the page.


1 Answer

answered Oct 4, 2019 by seotoaster (14,860 points)
Would you, please, clarify what site exactly you visited?

We always check our websites on Android devices and never get anything like this.
commented Oct 4, 2019 by rsthomas (320 points)
I have several SEOToaster sites, and they are all getting the same error.

to name a few.